The hunt for the Urca begins. Things change for Eleanor. Bonny and Rackham are haunted by their past sins.

Bonny confesses. Rackham makes a life-altering decision. Richard forces Eleanor's hand. A chess match is organized for Flint and the Walrus crew.

Chasing the Andromache is a pricey endeavor. Eleanor needs help from Silver. Billy believes Gates should confront Flint. Bonny takes a stand.

Flint comes clean with Gates. Randall's actions cause problems for Silver. Eleanor suffers a loss. Max helps Rackham. Vane faces his biggest challenge.

Whilst facing threats on all sides, including a possible mutiny, Captain Flint hires a young sailor named John Silver, who hides his most precious possession. As the Royal Navy gets ever more powerful, Eleanor keeps order on New Providence.

Captain Flint is warned about Billy. Vane encounters someone from his past. Eleanor asks her father for help. The crew of The Walrus suffer a disastrous undertaking.

Flint discovers a thief amongst his crew. Eleanor must make a difficult decision. John hides with Max, inside a brothel.

While Flint and Gates realise they need help to find the Urca d'Lima, John and Billy have to increase the crew's morale. Vane impresses Eleanor and Gates receives a promotion.